Home / 8,121,242,333.40-12,173,265,706.97-2,731,752,297.36

Finding the Fourth Proportional to 8,121,242,333.40, 12,173,265,706.97 and 2,731,752,297.36

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Solution

The fourth proportional to 8,121,242,333.40, 12,173,265,706.97 and 2,731,752,297.36 is: 4,094,736,395.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,121,242,333.40 : 12,173,265,706.97 = 2,731,752,297.36 : x
  2. Step 2: Convert to fraction form
    8,121,242,333.40/12,173,265,706.97 = 2,731,752,297.36/x
  3. Step 3: Cross multiply
    8,121,242,333.40x = 12,173,265,706.97 × 2,731,752,297.36
  4. Step 4: Simplify right side
    8,121,242,333.40x = 33,254,346,561,375,346,688
  5. Step 5: Solve for x
    x = 33,254,346,561,375,346,688/8,121,242,333.40
  6. Step 6: Final answer
    x = 4,094,736,395.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.